Reasons to Believe

Solar System Design

  • Meteoroids, Asteroids, and Bears, Oh, My!

    You might have seen- Yahoo News!, 5 Reasons to Care About Friday's Asteroid Flyby, Feb 15, 2013; more

  • Grand by Design

    It’s as busy as Grand Central Station. This New York landmark, correctly referred to as Grand Central Terminal, is often thought of as the epitome of chaos. Rightfully so. I happened to be there … more

  • TNRTB Classic: Solar System Designed for Humans

    Earlier this week I wrote about how protoplanetary disk inhomogeneities explain the planet traps that astronomers observe in exoplanetary systems. These traps help explain why it appears that the more … more

  • Explaining the Mass-Period Relations of Exoplanets

    The first extrasolar planet discovered was found in 1995 orbiting the star 51 Pegasi.1 At that time, most astronomers presumed we would eventually discover many planets manifesting characteristics … more

  • Is There Ice on Mercury?

    You might have seen- Yahoo! News, NASA: Closest planet to sun, Mercury, harbors ice, Nov 28, 2012; more

  • TNRTB Classic: The Solar System’s Super Design

    Earlier this week, I wrote about a new study on the Sun’s probable birth cluster. This study has helped to resolve the contradictions concerning the size of the Sun’s birth cluster and, … more

  • Sun’s Rare Birth

    The day Joel was born I witnessed the shocked look on our obstetrician’s face, which revealed his prediction was wrong. Joel weighed in at 9 pounds 2 ounces. The obstetrician declared that Joel … more

  • New from RTB—Impact Events: The Earth

    Jeff Zweerink and Ken Hultgren

    Impact events are often big, swift, and powerful. They cause disruption and often destruction—but they undoubtedly bring about change. To an astronomer, … more

  • The Wild Days of Neptune's Youth

    Cite: Rebekah I. Dawson and Ruth Murray-Clay, “Neptune’s Wild Days: Constraints from the Eccentricity Distribution of the Classical Kuiper Belt,” The Astrophysical Journal 750 (May 1, 2012): id. 43. more

  • TNRTB Classic: Refocusing on the Moon

    Monday’s TNRTB discussed the fine-tuned features of Earth’s celestial companion: the Moon. Previous NASA missions and scientific research revealed the Moon’s essential role in the … more

  • Our Remarkable Moon

    We had a rare opportunity to witness a solar eclipse on Sunday, May 20. Of course, looking directly into the Sun is never a good idea. So, using my telescope’s finder scope, Kathy and I … more

  • TNRTB Classic: The Benefits of Bombardments

    Collisions with large objects from within the solar system have occurred throughout Earth’s history. These impacts result directly from the processes that formed the Sun and planets. Many large … more

  • Late Heavy Bombardment Slows to a Trickle

    Recent research indicates that, although the rate of the sterilizing events dropped significantly, they continued at a slow pace until 550 million years ago. This research provides a partial answer to … more

  • TNRTB Classic: Exoplanet Studies

    Despite the probable existence of billions of planets in the Milky Way Galaxy, evidence continues to demonstrate that Earth may be alone in manifesting all the attributes for sustaining advanced life. … more

  • Chaos versus Order in Planetary Systems

    For the first time, new computer simulation studies reveal what makes our solar system so special and why, despite the probable existence of billions of planets in the Milky Way Galaxy, Earth may be … more